1720009940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{107099}}^1$

素因数の和:107192

約数の個数: 48

約数和(自身を含む): 3994401600

約数和(自身を除く): 2274391660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 8030, 16060, 107099, 214198, 428396, 535495, 1070990, 1178089, 2141980, 2356178, 4712356, 5890445, 7818227, 11780890, 15636454, 23561780, 31272908, 39091135, 78182270, 86000497, 156364540, 172000994, 344001988, 430002485, 860004970, 1720009940]

約数ペア:

[(1, 1720009940), (2, 860004970), (4, 430002485), (5, 344001988), (10, 172000994), (11, 156364540), (20, 86000497), (22, 78182270), (44, 39091135), (55, 31272908), (73, 23561780), (110, 15636454), (146, 11780890), (220, 7818227), (292, 5890445), (365, 4712356), (730, 2356178), (803, 2141980), (1460, 1178089), (1606, 1070990), (3212, 535495), (4015, 428396), (8030, 214198), (16060, 107099)]